code: def test_sizeof_fmt():
      """Test sizeof_fmt."""
      assert sizeof_fmt(0) == "0 bytes"
      assert sizeof_fmt(1) == "1 byte"
      assert sizeof_fmt(1000) == "1000 bytes"
  
file_path: mne-python/mne/utils/tests/test_misc.py
imports: import os
  import subprocess
  import sys
  from contextlib import nullcontext
  import pytest
  import mne
  from mne.utils import catch_logging, run_subprocess, sizeof_fmt
label_desc: Use image node_id 1 for calling a global function with example usage: test_sizeof_fmt() without return types